Eaton T0-4-8251/E 2-Pole 3-Position ON-OFF-ON Cam Switch, 20A, 690V, IP65 Front, Black Handle, White Front Plate 013971

For control circuits that demand a clear, tactile switching action and a compact footprint, the Eaton T0-4-8251/E stands out with its 2-pole, 3-position ON-OFF-ON configuration and robust front-panel design. This cam switch from the proven T-Series offers a 90° switching angle and a rated operational current of 20 A at 400 V AC, making it a reliable choice for main and control switching in industrial environments. The black handle contrasts sharply with the white front plate, ensuring easy identification of switch status even from a distance.

Highlights

• 2-pole, 3-position (0-1-2) cam switch with ON-OFF-ON function
• High breaking capacity: 20 A at 400 V AC (AC-21A)
• Front protection IP65, terminals IP20
• Compact T0 size for space-saving panel mounting
• Clear black handle on white front plate with markings
• Wide operating temperature range: -25 °C to +50 °C

In daily use

Mounting the T0-4-8251/E is straightforward thanks to its front-panel design and screw terminals. The switch provides a firm, positive detent in each of its three positions, reducing the risk of accidental switching. With a rated insulation voltage of 690 V and impulse withstand of 6 kV, it handles typical industrial voltage fluctuations without compromising safety. The IP65 front seal protects against dust and water jets, making it suitable for use on machine control panels, enclosures, and operator stations in demanding settings.

Full specifications

• Series: Eaton T-Series, size T0
• Number of poles: 2
• Switching positions: 3 (0-1-2)
• Switching angle: 90°
• Rated operational current Ie at AC-21A, 400 V: 20 A
• Rated operational voltage Ue: 690 V AC
• Rated insulation voltage Ui: 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Rated short-circuit withstand current Icw: 0.32 kA (1 s)
• Degree of protection: front IP65, terminals IP20
• Handle colour: black
• Front plate colour: white with black markings
• Terminal type: screw terminals
• Ambient operating temperature: -25 °C to +50 °C
• Standards: IEC/EN 60947, VDE 0660
• Mounting type: front mounting (panel)

Final note

With its robust construction and clear visual indication, the Eaton T0-4-8251/E is a dependable choice for engineers and panel builders who need a compact, high-performance switch for control circuits.